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0T0030 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.660 INCHES NOMINAL IN, thread_class: 2B, thread_series: UN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-253-7914, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
0T0030
NSN: 5310-00-253-7914
FSC: 5310
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.660 INCHES NOMINAL IN
thread_class2B
thread_seriesUN
thread_directionRIGHT-HAND
width_across_flats2.625 INCHES NOMINAL IN
nominal_thread_size1.750 INCHES IN
bearing_surface_typeWASHER FACED
thread_quantity_per_inch12
NSN5310-00-253-7914
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0T0030 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 2.625 INCHES NOMINAL IN
•
BEARING SURFACE TYPE: WASHER FACED
•
THREAD SERIES: UN
•
NOMINAL THREAD SIZE: 1.750 INCHES IN
•
THREAD QUANTITY PER INCH: 12
•
MATERIAL: STEEL OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS2.625 INCHES NOMINAL IN
BEARING SURFACE TYPEWASHER FACED
THREAD SERIESUN
NOMINAL THREAD SIZE1.750 INCHES IN
THREAD QUANTITY PER INCH12
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
NUT STYLEHEXAGON
THREAD CLASS2B
NUT HEIGHT0.660 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
T30Interchangeable
interchangeable cross-reference
interchangeable
CA0570-001Interchangeable
interchangeable cross-reference
interchangeable
K50345181Interchangeable
interchangeable cross-reference
interchangeable
PP1Interchangeable
interchangeable cross-reference
interchangeable
101Interchangeable
interchangeable cross-reference
interchangeable
AT96-2601-2PC33Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0T0030?
0T0030 is a NUT,PLAIN,HEXAGON.
What parts can replace 0T0030?
There are 21 known substitutes for 0T0030: T30, CA0570-001, K50345181 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0T0030?
0T0030 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-253-7914. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026